a.skiplink {
    position: absolute;
    clip: rect(1px, 1px, 1px, 1px);
    padding: 0;
    border: 0;
    height: 1px;
    width: 1px;
    overflow: hidden;
}

a.skiplink:focus {
    clip: auto;
    height: auto;
    width: auto;
    background-color: #fff;
    padding: 0.3em;
}

#map:focus {
    outline: #4A74A8 solid 0.15em;
}